Plot: The chief shoe manufacturing centre of England provides the location for tonight's heat, which takes place in Nene College, Northampton. The contenders are: William Rayner (oilfield technician): Emperor Charles V Caroline Hurlstone (housewife): Plays of Tom Stoppard John Old (teacher): The Moomin Saga of Tove Jansson John Shepherd (air traffic controller): Island of Sark